/*
 * (C) 2009, Elephant Seven Hamburg Gmbh, 
 * Author: Detlev Wiese
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not 
 * use this file except in compliance with the License. You may obtain a copy 
 * of the License at
 *  
 *     http://www.apache.org/licenses/LICENSE-2.0 
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.se and its accompanying notice file is
 * included with the distribution. 
 */ 
package com.e7.streams;

/**
 * An interface which is very like the {@link java.util.Iterator}, but 
 * does not offer a removal. 
 * @see java.util.Iterator
 * @param <E> The type of the elements of the stream instance.
 */
public interface Stream<E> extends Iterable<E> {
	/**
	 * @return true, if the receiver can deliver a next element
	 */
	public boolean hasNext(); 
	
	/**
	 * @return The next element of the receiver.
	 */
	public E next(); 
}
